        (set! (.-watchers self) (dissoc watchers key))
        (when (empty? watchers)
          (set! (.-watchers-added self) false)
-         (set! (.-cache self) +empty+)
          (remove-watch src id)))))
 
 #?(:clj

         (set! (.-watchers self) (dissoc watchers key))
         (when (empty? watchers)
           (set! (.-watchers-added self) false)
           (set! (.-cache self) +empty+)
           (remove-watch src id)))))

   :cljs

         (set! (.-watchers self) (dissoc watchers key))
         (when (empty? watchers)
           (set! (.-watchers-added self) false)
           (remove-watch src id)))))

   :cljs
